this derivation will be built:
  /nix/store/k065zfmz570vgh0mbh9q8dk1fyijb4jx-treefmt-check.drv
building '/nix/store/k065zfmz570vgh0mbh9q8dk1fyijb4jx-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 1428 files
treefmt-check> emitted 1204 files for processing
treefmt-check> formatted 1204 files (0 changed) in 5.369s

upload niks3: ok